Web Application Development with Active Server Pages

1
Web Application Developmentwith Active Server
Pages

• David Henson
• dhenson_at_certifiednetworks.com
• http//www.certifiednetworks.com

2
Introduction
3
Class Logistics

• 7 Meetings
• Class Hours 630 to 930
• 2 Short Breaks Per Night
• Book Alex Homers Professional ASP 3.0 Web
  Techniques WROX Press
• Handouts

4
Classroom Setup

• NT4
• IIS
• SQL7
• MDAC 2.5
• Internet Explorer 5

5
Course Overview

• Definitions
• Module 1 Overview
• Module 2 Structure of ASP
• Module 3 Browser/Server Communication
• Module 4 Database Connectivity
• Module 5 Updating Data

6
Course Overview, Contd.

• Module 6 Advanced SQL7 Techniques for Dynamic
  Sites
• Module 7 Security
• Module 8 Email Communication
• Module 9 Logging Visits
• Module 10 Dealing with Browsers

7
Course Overview, Contd.

• Module 11 OLE Automation
• Module 12 XML

8
Definitions

• ASP
• IIS
• SQL
• HTML
• HTTP
• SSL
• Tags

• Browser
• IP Address
• ADO
• OLE/DB
• COM
• GUID

9
Module 1 Overview

• Client Server Communication
• On the Back End
• On the Front End
• Software Configuration
• Networking

10
Client Server Communication
11
On the Back End

• Many Available Options
• UNIX/LINUX, NT
• Apache, IIS
• ASP, Perl, PHP, C, VB

12
On the Front End

• Internet Explorer
• Netscape
• Others
• PDAs Palm Pilot, Windows CE
• Cell Phones, Voice Mail Gateway
• Crawler, Spider, Other Automated Engines

13
Software Configuration

• Common Settings for IIS
• Virtual Server
• Virtual Site with host headers
• Common Settings for NT/Windows 2000
• Securing Data with NTFS

14
Networking

• Name Resolution
• DNS, WINS, LMHOSTS
• Mapping Drives
• FTP

15
Module 2 Structure of ASP

• HTML Tags
• ASP Tags
• Server Side Includes
• Intrinsic Objects
• Request, Response, Server, Application, Session
• Demonstration Structure of ASP

16
Common HTML Tags

• ltTABLEgtlt/TABLEgt
• ltTRgtlt/TRgt
• ltTDgtlt/TDgt
• ltFORMgtlt/FORMgt
• ltMETAgt
• ltBODYgtlt/BODYgt

• ltBRgt
• ltPgtlt/Pgt
• ltBgt
• ltFONTgt

17
Common ASP Tags

• ltSCRIPT RUNATServergt lt/SCRIPTgt
• lt gt
• ltvariablegt

18
Common VBScript Syntax

• Set
• Ifthen
• While
• String Manipulation-
• Left(string, 4)
• Right(string, 4)
• Mid(string, 4, 2)

19
Server Side Includes

• lt!--Include fileCheckVars.asp--gt
• lt!--Include virtualCheckVars.asp--gt

20
Intrinsic Objects

• Application
• Response
• Server
• Session
• Request
• ObjectContext

21
Demonstration ASP Structure
22
Module 3 Communicating Between Browser and
Server

• Forms
• Hidden Inputs
• Request Object
• Application Object
• Session Object
• Other Objects
• Lab Browser/Server Communication

23
FormsDemo.asp

• lt
• If not request(somedata) then
• response.write(The data is somedata
  ltbrgt)
• end if
• gt
• ltFORM ACTIONDemo.asp METHODPOSTgt
• ltinput typetext namesomedatagt
• ltinput typesubmitgt
• lt/FORMgt

24
Hidden Inputs

• ltinput typehidden nametest value
  ltrequest(test)gt gt

25
Request Object

• Exposes for use
• Form Data
• Href parameters

26
Application Object

• Starts up when the first user hits the site
• Ends when the server is shut down

27
Session Object

• Relies on cookies
• Makes information persistent between pages
• Can be troublesome
• DNS Round Robin
• Load Balancing
• Timeout, Cookies not allowed by browser

28
Session Example

• Session(userid) request(userid)

29
Module 4 Database Connectivity
30
Module 5 Updating Data
31
Module 6 Advanced SQL 7 Techniques
32
Lab Browser/Server Communication
33
Module 7 Security
34
Module 8 Email Communication
35
Module 9 Logging Visitors
36
Module 10 Dealing with browsers
37
Module 11 OLE Automation with Excel and Other
Objects
38
Module 12 - XML